// inserts elements after cursor in a text area
function insertAtCursor(myField, myValue) {
	if (document.selection) {
		// ie
		myField.focus();
		sel = document.selection.createRange();
		sel.text = myValue;
	} else if (myField.selectionStart || myField.selectionStart == '0') {
		// mozilla
		var startPos = myField.selectionStart;
		var endPos = myField.selectionEnd;
		myField.value = myField.value.substring(0, startPos) + myValue + myField.value.substring(endPos, myField.value.length);
	} else {
		// unsupported (adds code to the end)
		myField.value += myValue;
	}
}

function insertGuestbookEmo(imgName){
	var fn = document.guest_form;
	objTextArea = fn.content;
	insertAtCursor(objTextArea, imgName);
	objTextArea.focus();
}

function deleteGuestbookEntry(postid, writer_cyid) {
	var f = document.del_form; 
	f.postid.value      = postid;
	f.writer_cyid.value = writer_cyid;

	if (confirm("Are you sure you want to delete this post?")) {
		f.submit();	
	} else {
		return true;
	}
}